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OCPP 2.1
OCPP 2.1 Edition 1 (all files)
OCPP 2.0.1
OCPP 2.0.1 Edition 3 (all files)
OCPP 2.0.1 Edition 3 Errata 2025-02
OCPP 2.0.1 Edition 3 (part 2 appendices v1.4)
OCPP 2.0.1 Edition 2 (all files & errata)
OCPP 1.6
OCPP 1.6 (all files & errata)
OCPP Archive
OCPP 2.0.1 (part 2 edition 1 & errata)
OCPP 2.0 Errata and changelog
OCPP 1.5
OCPP 1.2